Altitudinal zonation (or elevational zonation [1]) in mountainous regions describes the natural layering of ecosystems that occurs at distinct elevations due to varying environmental conditions.

Double-pressing the Jump button lets you hover for a while. Having an altitudinal advantage helps you keep a better track of your opponents. Holding down the Scorch Beam lets you aim at enemies who ...

The global prevalence of congenital heart disease (CHD) at high altitude is 8.97 percent, according to the results of a ...

The Hilton San Francisco Union Square reopened its 46th-floor bar Cityscape earlier this week after a summer-long closure, ...

Altitudinal migration is an underappreciated yet common type of migration. One can find information on most aspects of a bird species by consulting The Birds of North America. This work is a ...

Learn how to distinguish a Cassin’s finch from other finch look-alikes. Find out what these western finches eat and where to ...

The American Ornithological Society (AOS) is pleased to announce the awardees of the 2024 Kessel Fellowships for ...